Impact effect caused by the fracture of thick and hard roof structures in a longwall face
YANG Jingxuan
LIU Changyou
YU Bin
LU Yan
YANG Yu
Keywords：hard rooflayered roofimpulsion pressurestope stress wave
Publication Date：2014-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)